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Camera, astronomy
Astrographs
Helioscopes
Reflectors, pang-astronomiya
Refractors, pang-astronomiya
Spectroscopes, pang-astronomiya
Spectrographs, pang-astronomiya
Astrolabes, danjon prisma
Theodolites, universal, pang-astronomiya (altazimuths)
Meridian lupon, azimuthal lupon
Astronomical Orasan
Chronographs, astronomiya, recording at pag-print
Sextants
Camera, satellite
Imahe pagpapahusay at pattern recognition kagamitan, electronic, para sa observatory
Mounts para sa optical pagmamasid at pagmamanman instrumento
Teleskopyo, astronomiya
Teleskopyo, pagsukat
Teleskopyo, monokular
Teleskopyo, stereoscopic
Teleskopyo, na sumasalamin at refracting
Teleskopyo, prismatik
Radio teleskopyo
Teleskopyo, pagbabasa (cathetometers)
Teleskopyo, equatorial
Teleskopyo, self-collimating (collimators)
Teleskopyo, infrared
Teleskopyo, pang-industriya, talyer at pangkasangkapang talyer
Teleskopyo, laboratoryo
Teleskopyo, amateur
Periscopes, pang-industriya
Periscopes, sa ilalim ng tubig
teleskopyo accessories
Periskop accessories
Binocular, galilean patlang
Binocular, malawak na anggulo
Binocular, prismatik
Binocular, photographic
Binocular, at fixed periscopic
Binocular, infrared
Binocular para sa marine o aviation paggamit
Binocular, tropicalised
Binocular, bulsa
Opera-baso
Field baso
Ng binokulo accessories
Night vision equipment para sa photography, sinematograpia at telebisyon
